Sadie Katz and Cleo Chapman have been rivals since birth. Literally. They entered the world competing to be the first baby born in the new year, and ever since Cleo beat out Sadie for that title, she has been nonchalantly beating Sadie at just about everything—and making it look easy. Now in the fall of their senior year, Sadie and Cleo are neck-and-neck for valedictorian. But then a string of increasingly serious pranks take over their high school, and all signs point to Sadie and Cleo as the perpetrators.

At sixteen Kyra is still haunted by the horrors she saw as little girl living with her mother’s drug addiction. Years later, Kyra doesn’t always feel like she belongs—and disturbing dreams come to her at night. When a new party drug makes its way to her high school, Kyra’s life becomes an actual nightmare. A challenge spreads among the students thanks to a few videos circulating—and Kyra is unable to escape the inexplicably strange side effects. Everyone around her seems to be mysteriously changing, including the people she loves the most.

Greta Green didn’t take the job at her local amusement park, Hyper Kid Magic Land, to be a star, she did it to reinvent herself. After the incident last year, Hyper Kid is her fresh start, and she is going to become the best employee they have ever had…whatever it takes. When fate pulls Greta into the orbit of Mercy Goodwin, star of the park’s most popular show, it feels like things are looking up. Beautiful and confident, Mercy dazzles audiences daily. And at the first party of the summer, she picks Greta to confide in.

Amelia Applebaum isn’t in love with Walter Holland. He just happens to be her favorite moderately famous, chaotically bisexual YouTuber. Who she just happened to invite to prom. (But it’s fine. If you delete the post, it didn’t happen.) Okay, maybe her friends are right: She’s slightly parasocially infatuated. But Amelia just knows sparks would fly—if only she could connect with Walter for real. If only he would host a meet and greet. If only it were just a short road trip away. And if only Amelia could talk her best friends into making it the perfect last hurrah before graduation.

It's hard to find books that listeners consider an instant-buy more than Natasha Preston's, and this next exhilarating installment in her line of killer standalones promises to scare and thrill her fans more than ever before.